Document doc;		try {			String URL = "www.baidu.com";			doc = Jsoup.connect(URL).get();			Elements ElementsUl = doc.getElementsByTag("ul");			for (Element elementLi : ElementsUl) {				Elements provinceEl = elementLi.getElementsByTag("li");				for (Element element : provinceEl) {					String categroyName = element.text();					Element el = element.select("a").first();					String url = el != null ? el.attr("href") : "";					String letter = PinYinUtils.convertUpper(categroyName);					letter = letter.substring(0, 1);					categroyName = ReplaceUtils.replaceBrackets(categroyName);					categroyName = ReplaceUtils.removeDigital(categroyName);					System.out.println(categroyName);					System.out.println(url);					System.out.println(letter);					insert(letter, categroyName, url);				}			}		} catch (Exception e) {			e.printStackTrace();		}